public bool DeleteCourseProfessor(CourseProfessor courseprofessor, int?id)
{
courseprofessor = db.CourseProfessors.Where(x => x.CourseProfessorID == id).FirstOrDefault();
//var entry = db.Entry<CourseProfessor>(courseprofessor);
//db.Entry(entry).State = EntityState.Deleted;
db.CourseProfessors.Remove(courseprofessor);
return(db.SaveChanges() > 0);
}
public bool UpdateCourseProfessor(CourseProfessor courseprofessor)
{
var result = db.CourseProfessors.SingleOrDefault(x => x.CourseProfessorID == courseprofessor.CourseProfessorID);
if (result != null)
{
if (courseprofessor.CourseProfessorID != 0)
{
result.CourseProfessorID = courseprofessor.CourseProfessorID;
}
if (courseprofessor.ProfessorID != 0)
{
result.ProfessorID = courseprofessor.ProfessorID;
}
if (courseprofessor.CourseID != 0)
{
result.CourseID = courseprofessor.CourseID;
}
}
return(db.SaveChanges() > 0);
}
//public Task<CourseProfessor> GetCourseProfessorid(int id)
//{
// var profid = db.CourseProfessors.Select(p => p.CourseProfessorID.Equals(id));
// return profid;
//}
public bool AddCourseProfessor(CourseProfessor courseprofessor)
{
db.CourseProfessors.Add(courseprofessor);
return(db.SaveChanges() > 0);
}